No, it is not mandatory for entry into the labour market in Slovenia, but it is available if the employer or another natural person or legal entity requests it. It depends primarily on the regulation of the labour market in certain areas and conditions required for a particular job. The ENIC-NARIC centre issues an opinion on the comparability of completed education with the Slovenian school system; however, the liability to determine the competencies, knowledge and skills is assumed by the employer or the person who set the requirements for pursuit of a particular profession.